Year	% of merchandise exports
1962	11.295354214771276
1963	10.807149829095831
1964	10.637789742103719
1965	9.359326404048831
1966	8.32373527698988
1967	7.340336540557667
1968	7.160198055401758
1969	9.280484924893369
1970	6.547420167522114
1971	5.866641493048143
1972	5.106429905700002
1973	5.931789964654195
1974	6.597727659853922
1975	4.4111715717601
1976	4.6615586930173
1977	3.715358537501216
1978	3.2415045898188097
1979	3.226396950779505
1980	2.6160545301509077
1981	2.5395080989827146
1982	2.192744751686922
1983	1.995133915171403
1984	1.9910371471307382
1985	1.841658893933484
1988	2.846359311439447
1989	2.786165210568764
1990	2.0899152975750988
1991	1.7388504084357923
1992	1.747671940866996
1993	1.3207097405992267
1994	1.3380989411990158
1995	1.5342163074389914
1996	1.1396100520141106
1997	1.0654593573822113
1998	1.1909421547783203
1999	0.9793037013450983
2000	0.6958344704340756
2001	0.7118950697472979
2002	0.7663147421924185
2003	0.7136808491244173
2004	0.6146905328718565
2005	0.4962567112128835
2006	0.4837485942913833
2007	0.5029443516546155
2008	0.4383025733623193
2009	0.5210225675832155
2010	0.5165615529375769
2011	0.508659280655346
2012	0.5203103179288374
2013	0.5977047980407991
2014	0.6951628749673733
2015	0.8198610229284716
2016	0.8809386348892088
2017	0.8047562620235522
2018	0.7196210254512906
2019	0.8033871472371945
2020	0.944994144874587
2021	0.5747930109220258
2022	0.3830684743776296
2023	0.5708255845624127